Q: What is the smallest number to have three prime factors?

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154, 308, 462

If by "least number" you mean "smallest positive integer", then the answer is the product of the three smallest primes: 2x3x5 = 30

The smallest three digit prime number is 101.

Well, darling, the smallest number with 2, 5, and 7 as prime factors is 70. You see, 2 x 5 x 7 equals 70, and that's the tiniest number you can whip up with those prime factors. So, there you have it, sweet cheeks, the answer is 70.

The smallest prime number that will divide 147 evenly is three.

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30

Just multiply the first three prime numbers together.

101 is the first three-digit prime number.

2 x 3 x 5 = 30

154, 308, 462

3

If by "least number" you mean "smallest positive integer", then the answer is the product of the three smallest primes: 2x3x5 = 30

The smallest three digit prime number is 101.

The smallest prime factor for 2,049 is three (3).

They are 154, 308 and 616.

It is 103 which is a prime number because it has only two factors which are itself and one

The smallest prime factor of 195 is three.